PT-2019-5146 · Xen · Xen

Andrew Cooper + 1 · Published 2019-10-07 · Updated 2023-02-03 · CVE-2019-17350

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Xen versions prior to 4.13

Description An issue in Xen allows Arm domU attackers to cause a denial of service through an infinite loop involving a compare-and-exchange operation. This can be exploited to disrupt service.

Recommendations For versions prior to 4.13, update to version 4.13 or later to resolve the issue. As a temporary workaround, consider restricting access to the compare-and-exchange operation to minimize the risk of exploitation.

Fix

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

BDU:2020-01813

CVE-2019-17350

DSA-4602-1

MGASA-2020-0113

SUSE-RU-2019:2715-1

Affected Products

Xen

References · 49

• https://osv.dev/vulnerability/DEBIAN-CVE-2019-17350 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4602-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-17350 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20200327SE16 · Vendor Advisory
• http://xenbits.xen.org/xsa/advisory-295.html · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2019-17350 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-17350 · Security Note
• https://bdu.fstec.ru/vul/2020-01813 · Security Note
• https://xenbits.xen.org/xsa/advisory-295.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-17350 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-17350 · Security Note
• https://debian.org/security/2020/dsa-4602 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2020-0113 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-17350 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2020-0113.html · Security Note